139066033 has 2 divisors, whose sum is σ = 139066034. Its totient is φ = 139066032.

The previous prime is 139066019. The next prime is 139066051. The reversal of 139066033 is 330660931.

139066033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91068849 + 47997184 = 9543^2 + 6928^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-139066033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 139065986 and 139066004.

It is not a weakly prime, because it can be changed into another prime (139066133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69533016 + 69533017.

It is an arithmetic number, because the mean of its divisors is an integer number (69533017).

Almost surely, 2^139066033 is an apocalyptic number.

It is an amenable number.

139066033 is a deficient number, since it is larger than the sum of its proper divisors (1).

139066033 is an equidigital number, since it uses as much as digits as its factorization.

139066033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 31.

The square root of 139066033 is about 11792.6262130197. The cubic root of 139066033 is about 518.0921619632.

The spelling of 139066033 in words is "one hundred thirty-nine million, sixty-six thousand, thirty-three".